Colombia · Grado 3 · Practice Sheet 1

1. 1.

   You have $2 and $9. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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2. 2.

   Add 47 and 16.

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   45 sweets are shared equally among 5 children. How many does each child get?

   Formula:Division (Equal Sharing)

   $\text{each} = \text{total} \div \text{groups}$

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4. 4.

   Fill in the missing number: 15 + ___ = 26.

   Formula:Missing Addend

   $b = \text{total} - a$

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5. 5.

   What is 2 × 4?

   Formula:Multiplication (Times Tables)

   $\text{product} = a \times b$

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6. 6.

   Add 14 + 16 + 17.

   Formula:Addition of Three Numbers

   $\text{sum} = a + b + c$

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7. 7.

   Continue the pattern by counting in 3s: 12, 15, ___

   Formula:Skip Counting

   $\text{next} = \text{term} + \text{step}$

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8. 8.

   12 sweets are shared equally among 4 children. How many does each child get?

   Formula:Division (Equal Sharing)

   $\text{each} = \text{total} \div \text{groups}$

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9. 9.

   Add 71 and 24.

   Formula:Addition

   $\text{sum} = a + b$

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10. 10.

    What is 3 × 3?

    Formula:Multiplication (Times Tables)

    $\text{product} = a \times b$

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11. 11.

    Add 50 and 14.

    Formula:Addition

    $\text{sum} = a + b$

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12. 12.

    12 sweets are shared equally among 2 children. How many does each child get?

    Formula:Division (Equal Sharing)

    $\text{each} = \text{total} \div \text{groups}$

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13. 13.

    You have $7 and $1. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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14. 14.

    Add 7 + 16 + 17.

    Formula:Addition of Three Numbers

    $\text{sum} = a + b + c$

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15. 15.

    24 sweets are shared equally among 4 children. How many does each child get?

    Formula:Division (Equal Sharing)

    $\text{each} = \text{total} \div \text{groups}$

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16. 16.

    What is 5 × 2?

    Formula:Multiplication (Times Tables)

    $\text{product} = a \times b$

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17. 17.

    Add 14 + 7 + 8.

    Formula:Addition of Three Numbers

    $\text{sum} = a + b + c$

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18. 18.

    How many tens are there in the number 72?

    Formula:Place Value

    $\text{value} = \text{tens} \times 10 + \text{ones}$

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19. 19.

    What is half of 4?

    Formula:Halving

    $h = n \div 2$

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20. 20.

    What is 7 × 7?

    Formula:Multiplication (Times Tables)

    $\text{product} = a \times b$

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